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Rough Terrain Scissors

December 2007

Page 13

Section 2 - Familiarization 

Control Functions

It is the responsibility of the operator to read, completely understand and follow all instructions and warnings 

contained in this operating manual and on the aerial platform.

F

AMILIARIZA

TION

2.2-5  Brake System 

The brake system is located on the main manifold in 
the  hydraulic/fuel  compartment.  The  brakes  must  be 
manually  disengaged  before  pushing,  winching  or 
towing. Refer to 

Section 2.5-2 

for procedure on how to 

release the brakes manually. The system contains the 
following controls:

2

1

Figure 2-2. Brake System

1.

 

Brake hand pump

2.

 

Brake auto reset valve plunger

2.2-6  Emergency Lowering System

The  emergency  lowering  system  allows  platform 
lowering in the event of an emergency or an electrical 
system failure. Refer to 

Section 2.6 

for the emergency 

lowering procedure. The system contains the following 
controls:

��������

��

1

2

3

Figure 2-3. Emergency Lowering System

1. 

Holding Valve Manual Override Knob

 - Located 

on  the  holding  valve  at  the  bottom  of  each  lift 
cylinder.

2. 

Emergency  Lowering  Valve

  -  Located  at  the 

hydraulic/fuel compartment.

3. 

Emergency Lowering Access Rod

 - Located at 

the right side of the base.

2.2-7  Lowering Warning System

A  lowering  warning  system  automatically  stops  the 
lowering  function  before  reaching  the  fully  retracted 
position and sounds the alarm.

2.2-8  Free-wheeling Valve

1

Figure 2-4. Free-wheeling Valve

1. 

Free-wheeling Valve

 - The free-wheeling valve is 

located on the main manifold in the hydraulic/fuel 
compartment. Refer to 

Section 2.5-1 

for procedure 

on how to release the free-wheeling valve.

Summary of Contents for SJ 68RT Series

Page 1: ...ROUGH TERRAIN SCISSORS MODELS SJ6826 RT SJ6832 RT 194125AG A January 2018 OPERATING MANUAL CE...

Page 2: ...2766 Australia Tel 61 0 2 9854 0700 Fax 61 0 2 9854 0777 Skyjack Brasil Indaiatuba SP Brasil 13347 653 Tel 55 19 3936 0132 Alameda J piter 710 Loteamento American Park Empresarial Skyjack Service Cent...

Page 3: ...ates an imminently hazardous situation which if not avoided will result in death or serious injury WARNING WARNING indicates a potentially hazardous situation which if not avoided could result in deat...

Page 4: ...entification 40 3 6 Component Identification Optional Equipment Attachments 42 3 7 Operator s Responsibility 43 3 8 Start Operation 44 3 9 Loading Unloading 51 3 10 Guardrail Folding Procedure 54 3 11...

Page 5: ...in this manual and on the aerial platform Compare the labels on the aerial platform with the labels found within this manual If any labels are damaged or missing replace them immediately Service Polic...

Page 6: ...your eyes ears hands feet and body Any modifications from the original design are strictly forbidden without written permission from SKYJACK Electrocution Hazard This aerial platform is not electrica...

Page 7: ...ise the aerial platform or operate elevated in windy or gusty conditions that exceed the limits specified in Section 4 Table 4 4 DO NOT increase the lateral surface area of the platform Increasing the...

Page 8: ...evated DO NOT use the aerial platform as a crane It is prohibited DO NOT sit stand or climb on the guardrails It is prohibited DO NOT climb on scissor arm assembly It is prohibited AVOID overhead obst...

Page 9: ...itches or other safety devices DO NOT use the aerial platform without guardrails locking pins and the entry gate chain bar in place DO NOT operate if aerial platform is not working properly or if any...

Page 10: ...m should only be done using the three points of contact Use only equipped access openings Enter and exit only when the aerial platform is in the fully retracted position Do use three points of contact...

Page 11: ...d this hazard could result in death or serious injury It is the responsibility of the operator to read completely understand and follow all instructions and warnings contained in this operating manual...

Page 12: ...arm sounds and the platform does not or only partially raises immediately lower the platform completely and ensure that the aerial platform is on a firm level surface 2 2 4 Load Sensing System This sy...

Page 13: ...wering system allows platform lowering in the event of an emergency or an electrical system failure Refer to Section 2 6 for the emergency lowering procedure The system contains the following controls...

Page 14: ...aid in starting a cold diesel engine 4 Engine Start Pushbutton This pushbutton energizes the engine starter motor 5 Two Person Capacity Indicator Light Model 6832 Indicates two person platform capacit...

Page 15: ...op Button This button when depressed disconnects power to the control circuit 6 Power Indicator Light This light glows when platform is selected from the platform engine base key switch on the base co...

Page 16: ...ls in this manual and determine that all labels are in place and are legible 2 3 2 Electrical Maintaining the electrical components is essential to good performance and service life of the aerial plat...

Page 17: ...nections can result in component damage and hazardous conditions WARNING Explosion hazard Keep flames and sparks away Do not smoke near batteries WARNING Battery acid is extremely corrosive Wear prope...

Page 18: ...ace Engine Oil Level Maintaining the engine components is essential to good performance and service life of the aerial platform WARNING Beware of hot engine components Check oil level on dipstick Oil...

Page 19: ...y inspect the sight gauge located on the side of the hydraulic oil tank The hydraulic oil level should be at or slightly above the top mark of the sight glass Hydraulic Return Filter Ensure filter ele...

Page 20: ...rm FAMILIARIZATION Main Manifold Ensure all fittings and hoses are properly tightened and there is no evidence of hydraulic leakage Pull and tilt main manifold to check thoroughly Ensure there are no...

Page 21: ...order Fall Protection Anchorage s Ensure anchorage s are secure and there is no visible damage AC Outlet on Platform Ensure outlet has no visible damage and free from dirt or obstructions Manuals Ens...

Page 22: ...ured Ensure cables and wires are properly routed and shows no signs of wear and or physical damage Scissor Bumpers Ensure bumpers are secure and shows no sign of visible damage Rollers Ensure rollers...

Page 23: ...on Refer to Table 4 2 for wheel tire specifications WARNING Intermixing tires of different types or using tires of types other than those originally supplied with this equipment can adversely affect s...

Page 24: ...is no evidence of hydraulic leakage Splitter Manifold Ensure all fittings and hoses are properly tightened and there is no evidence of hydraulic leakage Tie Rod Ensure there are no loose or missing pa...

Page 25: ...fter repairs are completed operator must perform a pre operation inspection and a series of function tests again before putting aerial platform into service Prior to performing function tests be sure...

Page 26: ...ld shut down and aerial platform functions should not operate 2 Pull out emergency stop button and restart engine Test Platform Raise Lower Switch 1 Select platform engine base key switch to base posi...

Page 27: ...tch is in on position 3 Select platform engine base key switch to platform position and remove key WARNING Ensure that you maintain three points of contact when using the ladder to mount dismount plat...

Page 28: ...tform Result Platform should stop lowering at a height of 2 5 meters high and an alarm should sound 2 Release controller handle ensure area around scissor is clear then continue lowering the platform...

Page 29: ...top immediately 1 Ensure path of intended motion is clear 2 Activate and hold enable trigger switch 3 Drive aerial platform forward Test brake by releasing controller handle Result Aerial platform sho...

Page 30: ...rom platform capacity selector switch Result Two person capacity indicator lights on both base and platform control consoles should turn off WARNING Be aware of overhead obstructions or other possible...

Page 31: ...lower the platform to stowed position Result Platform will lift and lower 6 With platform at stowed position fully retract all outriggers using auto level Result All four outriggers will retract until...

Page 32: ...e 13 Platform at stowed position With Left Front Outrigger partially extended attempt to lift the platform Result Lift function will not operate With Right Front Outrigger partially extended attempt t...

Page 33: ...ift function will not operate 17 Platform at stowed position Extend each outrigger until it raises the tires up approximately 2 Retract the Left Rear Outrigger until the weight is resting on the corre...

Page 34: ...s impeded by an obstacle utmost care must be taken to move aerial platform far enough to clear obstacle In such cases operation must be extremely smooth with no sudden movements and must not exceed a...

Page 35: ...ock or block wheels to prevent aerial platform from rolling 2 Turn main power disconnect switch to off position 3 Locate brake auto reset valve plunger item 1 and brake hand pump item 2 at the main ma...

Page 36: ...chanism when using emergency lowering valve 1 Remove any obstructions from a lowering platform 2 Extension platform s may need to be retracted or aerial platform may need to be moved to clear obstruct...

Page 37: ...lified person 3 1 2 Operator s Responsibility for Maintenance WARNING Maintenance must be performed by trained and competent personnel who are familiar with mechanical procedures Death or serious inju...

Page 38: ...nts Section 3 Operation 3 2 Major Components Entry Gate Platform Control Console Main Platform Lifting Mechanism Engine Compartment Manual Storage Box Extension Platform Scissor Guard Base Outrigger S...

Page 39: ...ype assembly The scissor assembly is raised and lowered by single acting hydraulic lift cylinders with holding valves A two section pump driven by an engine provides hydraulic power to the lift cylind...

Page 40: ...he lifting mechanism Refer to Section 3 12 for how to use the maintenance support WARNING The maintenance support must be used when inspection and or maintenance or repairs are to be performed within...

Page 41: ...3 2 Folding Guardrail System 1 Guardrail Locking Pin with Lanyard This pin is used to lock the guardrail in place WARNING Before operating this aerial platform check the guardrail system for loose or...

Page 42: ...itches control the extension or retraction of each individual outrigger 3 Auto Level Switch In the extend position each outrigger extends and automatically adjusts until aerial platform is level In th...

Page 43: ...service IMPORTANT The operator must understand and follow the step by step instructions to test all aerial platform functions The operator should make a copy of the Operator s Checklist see Table 4 8...

Page 44: ...ibility of the operator to perform a jobsite inspection and avoid the following hazardous situations holes or drop offs ditches or soft fills floor obstructions bumps or debris overhead obstructions e...

Page 45: ...engine starts then release Do not overcrank starter NOTE Choke is only active while button is depressed Occasional use of choke button may be necessary during the first few seconds of engine operation...

Page 46: ...rds around the aerial platform when lifting WARNING Do not lower the platform unless the area below is clear of personnel and obstructions 1 Activate platform control console refer to Section 3 8 3 2...

Page 47: ...ndle forward or backward to desired speed and direction of platform travel 5 Return controller to neutral center position to stop Release enable trigger switch WARNING To protect against unintended mo...

Page 48: ...on flat surface To activate low torque select torque switch to low torque high speed position WARNING To protect against unintended movement of the aerial platform push in the emergency stop button af...

Page 49: ...l The indicator light has the following states Off The outriggers are fully retracted Flashing Rapidly The outriggers are extending but the platform is not level Flashing The outriggers are extended b...

Page 50: ...osition The generator will turn off NOTE Activating any lift or outrigger functions changing key switch settings activating emergency stop or an engine stall will turn off the generator The platform m...

Page 51: ...must be met The platform must be fully lowered The main power disconnect switch must be in off position The hydraulic fuel and engine compartments must be closed and securely latched The extension pl...

Page 52: ...ing the aerial platform Ramp or dock capacity should be sufficient to withstand maximum aerial platform weight Ramp should be equipped with side guards to prevent inadvertent fall from the ramp Inclin...

Page 53: ...Rough Terrain Scissors December 2007 Page 53 Notes...

Page 54: ...atform is on level ground 2 Ensure extension platform is fully retracted 3 Ensure Emergency Stop button is depressed 4 Turn emergency main power disconnect switch to off position WARNING Ensure that y...

Page 55: ...oid falling WARNING Ensure that the detent ball of each locking pin is all the way through and each cotter pin fully inserted into the pin hole 6 Raising the guardrails up is done in the following ord...

Page 56: ...if necessary Refer to Section 3 10 for guardrail folding procedure 10 Use the ladder to dismount from platform 11 Connect platform control console to the connection inside the engine cabinet 12 Ensure...

Page 57: ...26 Return guardrails to upright position if folded Refer to Section 3 10 for guardrail folding procedure WARNING Before operating this aerial platform check the guardrail system for loose or missing l...

Page 58: ...Proper Use of Maintenance Support 1 Remove all material from platform 2 Raise platform until there is adequate clearance to swing down maintenance support 3 Swing maintenance support down from storage...

Page 59: ...ng applied hydraulic release brakes Manual brake release Tilt alarm with drive lift cutout Lanyard attachment points Hinged railing system Operator horn Spring loaded full height gate at rear Forklift...

Page 60: ...are approximate refer to serial nameplate for specific weight Platform Size Height Speed Guaranteed Sound Power Level 96 dB A 3 35 m 1 77 m 36 sec 39 sec 3 35 m Model 6826 Width 3500 kg 1 77 m 36 sec...

Page 61: ...20__ 20__ 20__ 20__ 20__ Pictorial Description Inspection Date Inspector Signature Table 4 4 Maximum Platform Capacities Evenly Distributed Capacity Number of Occupants Capacity Number of Occupants 6...

Page 62: ...to structure and is generally determined by the engineer or architect for that particular structure 6832 on Tires 6832 on Outrigger Pads min Total aerial platform weight with no options max Aerial pla...

Page 63: ...is equipment can adversely affect stability Therefore replace tires only with the exact Skyjack approved type Failure to operate with matched approved tires in good condition may result in death or se...

Page 64: ...dance from Harmonized European Standard EN280 2013 Notified body EC Type Examination Certificate No Directive 2000 14 EC The aerial access platform equipped with diesel engine was a subject to the int...

Page 65: ...Base Key Switch A Hydraulic Fuel Compartment Test Emergency Stop A Hydraulic Tank A Test Platform Raise Lower Switch A Hydraulic Oil A Test Emergency Lowering A Hydraulic Return Filter A Test Free wh...

Page 66: ...Test Platform Engine Base Key Switch Test Platform Raise Lower Switch Test Emergency Stop Base Weldment Visual and Daily Maintenance Inspections Labels Main Power Disconnect Switch Base Control Switc...

Page 67: ...bel Legend Label Legend Safety Red Safety Red indicates DANGER Safety Orange Safety Orange indicates WARNING Safety Yellow Safety Yellow indicates CAUTION Safety Green Safety Green indicates emergency...

Page 68: ...ontrols Emergency Stop Light indicates controls enabled Push and hold to start engine Push and hold to operate choke dual fuel or glow plugs diesel Select gasoline or propane Light indicates glow plug...

Page 69: ...es controls enabled Push and hold to start engine Push and hold to operate choke dual fuel or glow plugs diesel Select gasoline or propane Light indicates glow plug operation diesel Light indicates tw...

Page 70: ...Scissors TM Labels Section 5 No Label Pictorial Description 2 Main Power Disconnect Main power disconnect switch 3 Battery Fuse Assembly Assemble fuse as shown Torque to value indicated Engine Panel C...

Page 71: ...ocation of operating manual 1b Hazard Identification Refer to Section 1 Safety Rules Read and understand the outlined risks associated with this work platform prior to operation 2 Manual Storage Box I...

Page 72: ...latform when in operation 7 Annual Inspection Ensure that work platform has received annual inspection prior to operation 8 Model Number Product Identifier Model number will vary may not be as shown 9...

Page 73: ...d tire only 12 Wheel Specifications Refer to manual for wheel type offset pressure and torque 13 Wheel Load Indicates rated wheel load 14 Forklift Lifting Location Insert fork fully into forklift lift...

Page 74: ...kyjack 2 Caution Tape Stripe Caution stripe 3 Serial Plate Product identification and specifications 4 Maintenance Support Deploy maintenance support here 5 Forklift Lifting Location Insert fork fully...

Page 75: ...3 Swing maintenance support down from storage bracket into a vertical position Lower platform until the bottom end of maintenance support rests on the lower cross bar 4 Maintenance support is now sec...

Page 76: ...l Description 1 Skyjack Logo Skyjack 2 Model Number Product Identifier Model number will vary may not be as shown 3 Caution Tape Stripe Caution stripe 4 Keep Clear Keep clear Stay away from aerial pla...

Page 77: ...torial Description 5 Model Number Product Identifier Model number will vary may not be as shown 6 Connect AC Supply Connect AC supply here 7 CE CE rating mark 8 Sound Power Level Guaranteed maximum so...

Page 78: ...ake is now released 7 Push tow winch to desired location 8 Block or chock wheels to prevent aerial platform from rolling 9 Reset brake by pulling out black knob 10 Close free wheeling valve by turning...

Page 79: ...illed tire only 12 Wheel Specifications Refer to manual for wheel type offset pressure and torque 13 Wheel Load Indicates rated wheel load 14 Forklift Lifting Location Insert fork fully into forklift...

Page 80: ...ection 5 P b 1 2 3 No Label Pictorial Description 1 Hydraulic Oil ATF Dexron III Replace hydraulic fluid with ATF Dexron III only 2 Diesel Use diesel fuel only 3 No Smoking Do not smoke near this loca...

Page 81: ...al Load Rating Apply no more than the indicated side load Operate below indicated wind speed only 3 No Jewelry Caution Do not wear jewelry 4 Warning Do Not Alter Do not alter or disable limit switches...

Page 82: ...m capacity label for 6832RT Rated work load in each configuration is as shown Rated work load includes the weight of both personnel and material Maximum number of people in each configuration is as sh...

Page 83: ...to drive forward or backward to drive reverse Select either drive mode with low speed high torque or drive mode with high speed low torque Select either lift mode or drive mode Select either low or h...

Page 84: ...Label Pictorial Description 1 Dual Capacity Control Console Model 6832 Lift and select either four person or two person platform capacity Light indicates two person platform capacity has been selected...

Page 85: ...n main power disconnect switch to off position 2 To open the lift cylinder holding valves located at the bottom of each cylinder if higher reach required use emergency lowering rod located on the top...

Page 86: ...chments No Label Pictorial Description 1 Keep Clear Keep clear Stay away from aerial platform when in operation 2 Crushing Hazard Danger Crushing hazard 3 Warning Do Not Alter Do not alter or disable...

Page 87: ...s are fully retracted Flashing Rapidly The outriggers are extending but the platform is not level Flashing The outriggers are extended but the platform is not yet level Solid The outriggers are extend...

Page 88: ...Terrain Scissors TM Labels Section 5 Labels Models 6826 6832 Options and Attachments No Label Pictorial Description 1 Connect Air Supply Connect platform air supply here 2 Fuse Fuse location Air Supp...

Page 89: ...Rough Terrain Scissors December 2007 Page 89 Notes...

Page 90: ...an analog based control system allows Skyjack AWPs to operate using a simplified system with fewer and less expensive components less maintenance and lower costs Having equipment with features and fun...

Page 91: ......

Page 92: ...www skyjack com elig lift l sninger av folk som bryr seg...

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